How To Plan A Big Lap The Right Way

Planning the Big Lap should be exciting. Instead, it paralyses most people. You open Google Maps, stare at the size of Australia, and feel completely overwhelmed. Where do you even start? Do you plan every night for 12 months? Do you just wing it and hope for the best?

Neither. The people who have the best Big Laps don’t overplan or underplan. They build a flexible framework: a rough route, a seasonal timeline, a realistic budget, and a short list of non-negotiable stops. Then they leave the rest open. This guide walks you through exactly how to do that, step by step.

You don’t need to plan every night in advance. You need a framework that keeps you on track without locking you in.

The Planning Sweet Spot

There’s a spectrum of Big Lap planning styles, and the extremes are both problematic.

Overplanners map every campsite, every fuel stop, and every rest day for the entire trip before they leave. They build colour-coded spreadsheets and book parks six months ahead. Then reality hits: a road closes, they discover a spot they love and want to stay an extra week, or they meet travellers who recommend somewhere not on the plan. The rigid itinerary breaks and they spend the rest of the trip stressed about being “behind schedule.”

Underplanners leave with no route, no timeline, and no budget. They wing it completely, which sounds romantic until they arrive in the Top End in wet season, find every caravan park in Broome booked solid because it’s school holidays, or run out of money three months in because they never tracked their spending.

The sweet spot is a flexible framework. You know roughly where you’re going each month, you’ve identified the pinch points that need booking, you have a weekly budget you’re tracking, and you’ve left 70% of your nights unbooked so you can adapt as you go. That’s the goal of this guide.

Step 1: Lock In Your Constraints

Before you touch a map, write down the things you can’t change. These are your hard constraints, and they shape everything else.

How long do you have? A 3-month lap is a fundamentally different trip to a 12-month lap. Your timeframe dictates your pace, how many detours you can take, and how much of the country you’ll realistically see. If you haven’t settled on a duration, start with our guide to how long the Big Lap takes.

When are you leaving? Your departure month determines your direction and your seasonal timing. Leaving Sydney in April means anticlockwise makes sense. Leaving in September means you might go clockwise. The best time to leave and which direction to go are closely linked decisions.

What’s your budget? Not a vague “we’ve got some savings” but an actual number. How much can you spend per week on the road? This single figure determines whether you’re free camping most nights or staying in parks, whether you’re doing paid activities or sticking to free attractions, and how long your money will last.

What’s your situation? Travelling with kids means factoring in school terms, kid-friendly camps, and education plans. Travelling with pets means national park restrictions and pet-friendly accommodation. Working remotely means planning around mobile coverage and internet access. Big rigs have access limitations that smaller setups don’t. These factors don’t stop you from doing the lap, but they shape your route and pace significantly.

Step 2: Build Your Rough Route

Open a map (Google Maps, Hema Explorer, or even a paper map) and start with three lists:

Must-sees. The places you’d be gutted to miss. For most people this includes a handful of iconic destinations: Uluru, the Kimberley, the Great Barrier Reef, Tasmania, the Great Ocean Road, the Nullarbor. Write down your personal non-negotiables. Be honest; if you’ve got 15 “must-sees,” they’re not all must-sees.

Would-likes. Places you’d love to visit if time and route allow, but you won’t lose sleep over missing. Cape York, the Flinders Ranges, Kangaroo Island, Ningaloo Reef, the Daintree. These are your flex items.

Skip-ables. Parts of the route you’re happy to drive through without stopping. For many people this is the long stretches between major stops, like the run between Adelaide and the Nullarbor, or the highway between Townsville and Cairns if you’ve already done the east coast.

Now plot your must-sees on the map in a rough order that follows your chosen direction. Connect them with logical route lines. This gives you the skeleton of your trip. The would-likes get slotted in where they fit without major detours. The skip-ables become driving days between highlights.

Step 3: Layer In The Timing

This is where most plans fall apart, and it’s the step most people skip. Your rough route needs to be tested against the calendar to make sure you’re arriving in each region at the right time of year.

The non-negotiable rules:

Top End and Kimberley: Be there May to October (dry season). Roads close in the wet, humidity is unbearable, and many campgrounds shut down from November to April.

Tasmania: Best November to March. Winter is cold, wet, and some highland roads become difficult.

South coast (Vic, SA, southern WA): Best October to April. Winters aren’t dangerous but they’re cold and rainy, which makes camping less enjoyable.

Far North Queensland: Stinger season runs November to May (box jellyfish make swimming dangerous). The wet season overlaps, bringing heavy rain and potential cyclones from November to April.

Take your rough route from Step 2 and assign approximate months to each section. Work backwards and forwards from the critical timing (usually the Top End dry season) to check whether your departure date and pace get you to each region at a reasonable time. If the maths doesn’t work, you have three options: adjust your departure date, change direction, or accept you’ll hit some regions in less-than-ideal conditions.

If you’re doing a 6-month lap, the timing is tighter and you’ll have less room for detours. A 12-month+ trip gives you much more flexibility to wait out bad weather or linger in places you love.

Your route needs to work with the seasons. The Top End dry season (May to October) is the anchor point everything else revolves around.

Step 4: Set Your Budget Guardrails

You don’t need a line-item budget for every day of the trip. You need a weekly spending target and a system for tracking whether you’re on pace.

Work out your total available funds, subtract a 10 to 15% emergency buffer, and divide the remainder by your trip length in weeks. That’s your weekly budget. For most couples it lands between $800 and $1,500 per week. For families, $1,200 to $2,500.

The three biggest levers for staying on budget are where you camp (free camping versus parks), how far you drive each week (fuel is your second-biggest cost), and how often you eat out versus cooking in the van. If you’re tracking over budget after a month, one of those three things needs adjusting.

Build in a few “splurge” allowances for experiences you don’t want to miss: a reef trip, a scenic flight, a nice dinner in Broome. These are the things you’ll remember, so don’t cut them just to save $200.

Step 5: Choose Your Tools

You need three tools to plan and manage your Big Lap effectively. You don’t need twelve apps and a custom spreadsheet.

A camp-finding app. WikiCamps Australia is the most popular and has the largest database of free camps, caravan parks, dump points, and water refill stations. Camps Australia Wide is the other major option, particularly strong for bush camps. One of these is essential. Most Big Lappers use WikiCamps.

A navigation app that understands caravans. Hema Explorer is the go-to. It shows road conditions, track difficulty ratings, and points of interest that Google Maps doesn’t know about. It works offline, which matters when you’re 300km from the nearest phone tower. Google Maps is fine for distance estimates and general routing, but it will occasionally send you down a road your caravan shouldn’t be on.

A fuel price app. FuelMap Australia or Petrol Spy help you find the cheapest fuel along your route. When prices can vary by $0.40 to $0.80 per litre between a city servo and a remote roadhouse, this saves real money over a long trip.

Step 6: Plan The First Leg (And Only The First Leg)

Here’s where the flexible framework pays off. Instead of planning your entire trip in detail, plan only the first 4 to 6 weeks. For that first leg, identify your campsite options each night (2 to 3 options, not just one), book any pinch-point parks that need reserving, check road conditions, and map your fuel stops.

For everything beyond that first leg, you have your rough route and seasonal timeline from Steps 2 and 3. That’s enough. You’ll plan each subsequent leg while you’re on the road, typically a week or two ahead. By that point you’ll have real-time information: road conditions, weather forecasts, recommendations from other travellers, and your own sense of what pace feels right.

The things that are worth booking ahead for the entire trip:

The Spirit of Tasmania. Ferry crossings sell out in peak season. Book as early as possible if Tassie is on your list.

Peak-season caravan parks in iconic spots. Broome, Exmouth, Coral Bay, Airlie Beach, and popular Kimberley parks during school holidays (June/July, September/October) book out months ahead. If you know roughly when you’ll be there, book these early and accept the small cost of cancelling if plans change.

Popular national park camps with limited sites. Kakadu, Karijini, Cradle Mountain, and similar high-demand parks with small campgrounds fill up fast in peak season.

Everything else? Book a day or two ahead using WikiCamps and phone calls. The flexibility is worth more than the certainty.

This is what good planning looks like in practice: relaxed, flexible, and exactly where you want to be.